
■
Specifications are subject to change without notice. Specifications in this catalog are for reference. The formal specification sheets will be submitted upon request.
❈ Verify the above model numbers when placing orders.
Part name Material
SUS 304
PC (Polycarbonate)
PPS (Polyphenylene sulphide)
Fluoro-rubber
Vynyl chloride
POM (Polyoxymethylene)
Pressure Port
Housing
Sensor module
“O” ring
Cable
Gasket
1
2
3
4
5
6
INTERNAL STRUCTURE
(Universal joint)
● Ultra-small size pressure transducer with Amp.
● 2 types of pressure ports are available
● Meet EMC standards
■ FEATURES
PRESSURE TRANSDUCERS WITH AMP.
PA-20
■ MODEL NUMBER DESIGNATION
P A - 2 0 - 1 0 2 V - U - 3 M
Series name
Rated pressure range
102V : 0 ~ −100 kPa (Gauge – Vacuum)
302R : −100 ~ 300 kPa(Gauge – Compound)
Pressure port
U : Universal joint (M5 male screw)
M : 2-M5 female screw
Cable length
Blank : 1.5 m
3M : 3 m
■ LIST OF MODEL NUMBERS
Pressure port
Cable length
Rated pressure range [kPa]
0 ~ – 100 – 100 ~ 300
Universal joint
2-M5 female screw
1.5 m PA-20-102V-U PA-20-302R-U
3 m PA-20-102V-U-3M PA-20-302R-U-3M
1.5 m PA-20-102V-M PA-20-302R-M
3 m PA-20-102V-M-3M PA-20-302R-M-3M
marking
Compatible with
EMC directive
1
2
4
3
5

■
Specifications are subject to change without notice. Specifications in this catalog are for reference. The formal specification sheets will be submitted upon request.
Oct,
2005
■ STANDARD SPECIFICATIONS
Item
Pressure reference
Rated pressure range
Maximum pressure
Operating temp. range
Compensated temp. range
Storage temp.
Operating humidity
Supply voltage
Linearity/Hysteresis
Thermal error
(Reference temp.: 25 °C)
Pressure medium
Insulation resistance
Dielectric strength
Net weight (Without cable)
Model number
PA-20
102V 302R
Gauge
0 ~ −100 −100 ~ 300
200 600
Non-corrosive gases
Approx. 5 (PA-20-
****
-U) Approx. 8 (PA-20-
****
-M)
1 ~ 5
1 (Load resistance : 5 kΩ minimum)
10.8 ~ 30 (Including ripple percentage)
100
500 V AC, 60 s
0 ~ 50
35 ~ 85 (No condensation)
−
20 ~ 70
− 10 ~ 60
± 0.5
± 2
± 2
kPa
kPa
°C
°C
%RH
°C
%F.S.
ZERO %F.S.
SPAN %F.S.
V DC
Consumption current
Output voltage
Output current
20
mA
maximum
V
mA
maximum
MΩ
minimum
g
General specifications
Analog output Power
● Unless otherwise specified, the specs are defined at an ambient temperature of 25±5 °C and excitation voltage of 24 V DC.
PA-20
PRESSURE TRANSDUCERS WITH AMP.
■ ENVIRONMENTAL CHARACTERISTICS
Test item Test conditions permissible change
Vibration 10 ~ 55 Hz, 1.5 mm, 3 directions for 2 hours each
1000 m/s
2
, 3 directions for 3 times each
40 °C, 90 ~ 95 %RH, 240 h.
Analog output : ± 2 %F.S. maximum after test
Shock
Moisture resistance
0 ~ Rated pressure, 106cycles
EMI : EN55011 Group 1, class B (1998)
EMS : EN61326-1 (1997), -A1 (1998)
± 5 %F.S. maximum during test
Pressure cycling
EMC

■
Specifications are subject to change without notice. Specifications in this catalog are for reference. The formal specification sheets will be submitted upon request.
Oct,
2005
■ OUTLINE DIMENSIONS Unless otherwise specified, tolerance : ± 0.5 (Unit: mm)
■ INTERNAL ELECTRICAL SCHEMATICS
8
φ
6.5
0
–0.3
10
3.5
0.5
10
10.5
0
–0.3
10.8
M5
Pressure port : SUS 304
Gasket
Housing
20 5.5
I = 1500 ± 75 (PA-20-****-*)
I = 3000 ± 150 (PA-20-****-*-3M)
3-core cable
φ
( 3.2) AWG26 UL No.2851
10
0
–0.3
5
20.5
3.3
510
Through hole
Pressure port : AI Alumite
φ
2 – 3.5
2 – M5 depth 5
PA-20
PRESSURE TRANSDUCERS WITH AMP.
● Universal joint type
● M5 female screw type
Wire color
Brown
Blue
Black
Connection
Power
B
Common
Output
Pressure
Sensor
Main circuit
Power B
Output
Common C